Step 1:
The first step to converting 311378173.79436 to a fraction is to re-write 311378173.79436 in the form p/q where p and q are both positive integers. To start with, 311378173.79436 can be written as simply 311378173.79436/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 311378173.79436, which in this case is 5. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 311378173.79436/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 311378173.79436/1 each by 100000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 311378173.79436 as a fraction:
311378173/1 / 1